president obama back on the trail after suspending campaigning for hurricane sandy. he made his closing argument. >> we know what change looks like. and what the governor's offering sure ain't change. giving more power back to the biggest banks isn't change. leaving millions without health insurance isn't change. >> reporter: his new ad features colin powell. >> the president saved the auto industry. and the actions he has taken with respect to protecting us from terrorism have been very, very solid. >> reporter: the ad's running in the nine swing states plus minnesota. an acknowledgement that governor romney's got a chance to upset the election map. >> the president wants to see four more years and that's his chant, four more years. but our chant is this, five more days, all right? five more days. >> reporter: but floridians lined up today to early vote. tuesday is the last day of the election. new york mayor michael bloomberg is a political independent, who endorsed no candidate in 2008. but today, in the wake of hurricane sandy, bloomberg urged the re-election of